Style de citation APA

World book. (1996). World book encyclopedia(vol.22.): :research guide. World book international.

Style de citation Chicago

World book. World Book Encyclopedia(vol.22.): :research Guide. London: World book international, 1996.

Style de citation MLA

World book. World Book Encyclopedia(vol.22.): :research Guide. World book international, 1996.

Attention : ces citations peuvent ne pas être correctes à 100%.